It is made from heat treated alum. and is anodized for corrosion protection. It includes a timing pointer, stainless steel magneto clamp and an alum. cross drive coupler to adpt. most MSD or Mallory/FIE Super mags to the mag drive.
Mag drive from block surface to top of mag cup on the drive is 4.250".
Drive seals to the manifold with a Buna O-ring for a leak free application.
Updated drive coupler allows for better ignition timing accuracy as where the old nylon diamond could become stretched or brittle and allow timing variables the cross design eliminates the issue.
Racer must choose between 331/354 or 392/417 drive when ordering from drop down menu.